● vsftpd.service - vsftpd FTP server
   Loaded: loaded (/lib/systemd/system/vsftpd.service; enabled; vendor preset: enabled)
   Active: failed (Result: exit-code) since Wed 2017-08-02 17:19:41 MSK; 9s ago
  Process: 720 ExecStart=/usr/sbin/vsftpd /etc/vsftpd.conf (code=exited, status=2)
  Process: 717 ExecStartPre=/bin/mkdir -p /var/run/vsftpd/empty (code=exited, status=0/SUCCESS)
 Main PID: 720 (code=exited, status=2)

Aug 02 17:19:41 debian systemd[1]: Starting vsftpd FTP server...
Aug 02 17:19:41 debian systemd[1]: Started vsftpd FTP server.
Aug 02 17:19:41 debian systemd[1]: vsftpd.service: Main process exited, code=exited, status=2/INVALIDARGUMENT
Aug 02 17:19:41 debian systemd[1]: vsftpd.service: Unit entered failed state.
Aug 02 17:19